Add abstract and simple test commands.

src/main/java/space/kklochko/simple_jbdd/test_examples/tests/SimpleThenTestWithoutTitle.java

@@ -0,0 +1,13 @@
+package space.kklochko.simple_jbdd.test_examples.tests;
+
+import space.kklochko.simple_jbdd.annotations.Then;
+import space.kklochko.simple_jbdd.annotations.Title;
+import space.kklochko.simple_jbdd.tests.Test;
+
+public class SimpleThenTestWithoutTitle extends Test {
+    @Then("The sum of 10 and 20 is 30.")
+    public void check() {
+        assert 30 == 10 + 20;
+    }
+}
+

src/main/java/space/kklochko/simple_jbdd/tests/commands/AbstractTestCommand.java

@@ -0,0 +1,43 @@
+package space.kklochko.simple_jbdd.tests.commands;
+
+import space.kklochko.simple_jbdd.tests.Test;
+import java.util.Map;
+import java.util.TreeMap;
+
+public abstract class AbstractTestCommand<T extends Test> {
+    protected String type;
+    protected String label;
+
+    public AbstractTestCommand(String label) {
+        setLabel(label);
+    }
+
+    public abstract boolean test();
+
+    public Map<String, String> getLabels() {
+        Map<String, String> labels = new TreeMap<String, String>();
+        labels.put(getType(), this.getLabel());
+        return labels;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public void setLabel(String label) {
+        this.label = label;
+    }
+
+    public String getLabel() {
+        return label;
+    }
+
+    public abstract void setObject(T object);
+
+    public abstract T getObject();
+}
+

src/main/java/space/kklochko/simple_jbdd/tests/commands/SimpleTestCommand.java

@@ -0,0 +1,27 @@
+package space.kklochko.simple_jbdd.tests.commands;
+
+import space.kklochko.simple_jbdd.tests.Test;
+
+public class SimpleTestCommand<T extends Test> extends AbstractTestCommand<T> {
+    protected T object;
+
+    public SimpleTestCommand(String label, T object) {
+        super(label);
+        setObject(object);
+        setType("Title");
+    }
+
+    @Override
+    public boolean test() {
+        return true;
+    }
+
+    public void setObject(T object) {
+        this.object = object;
+    }
+
+    public T getObject() {
+        return object;
+    }
+}
+